Finding the Fourth Proportional to 8,153.91, 12,225.86 and 3,471.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,153.91 : 12,225.86 = 3,471.25 : x
2. Step 2: Convert to fraction form
   8,153.91/12,225.86 = 3,471.25/x
3. Step 3: Cross multiply
   8,153.91x = 12,225.86 × 3,471.25
4. Step 4: Simplify right side
   8,153.91x = 42,439,016.53
5. Step 5: Solve for x
   x = 42,439,016.53/8,153.91
6. Step 6: Final answer
   x = 5,204.74